CVE-2021-21899
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.8epss 2.8%
exploitation probability
2.8%top 14% of all CVEs
observed exploitation
nono source reports it
A code execution vulnerability exists in the dwgCompressor::copyCompBytes21 functionality of LibreCad libdxfrw 2.2.0-rc2-19-ge02f3580. A specially-crafted .dwg file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products
n/a · LibreCADReferences
https://lists.debian.org/debian-lts-announce/2021/12/msg00002.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RDI3HCTCACMIC7I4ILB3NRU6DCMADI5H/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTIAMP7QJDKV4ADDLR4GVVX2TXYLHVOZ/https://security.gentoo.org/glsa/202305-26https://talosintelligence.com/vulnerability_reports/TALOS-2021-1350https://www.debian.org/security/2022/dsa-5077